package examples.servlets; /* * @(#)SnoopServlet.java 1.20 97/11/17 * * Copyright (c) 1995-1997 Sun Microsystems, Inc. All Rights Reserved. * * This software is the confidential and proprietary information of Sun * Microsystems, Inc. ("Confidential Information"). You shall not * disclose such Confidential Information and shall use it only in * accordance with the terms of the license agreement you entered into * with Sun. * * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE * SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING * THIS SOFTWARE OR ITS DERIVATIVES. * * CopyrightVersion 1.0 */ import java.io.*; import java.util.*; import javax.servlet.*; import javax.servlet.http.*; /** * Snoop servlet. This servlet simply echos back the request line and * headers that were sent by the client, plus any HTTPS information * which is accessible. * *
* weblogic.httpd.register.snoop=examples.servlets.SnoopServlet ** *
* http://wlhost:port/snoop ** where wlhost is the host name of your server and port is the http listen port. * For example, use this URL if you are running the default setup on a local machine: *
* http://localhost:7001/snoop ** * @version 1.20 * @author Adapted from the JSDK2.0 by BEA Systems, Inc. */ public class SnoopServlet extends HttpServlet { public void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { res.setContentType("text/html"); PrintWriter out = res.getWriter(); out.println(""); out.println("
"); out.println(HttpUtils.getRequestURL(req).toString()); out.println(""); Enumeration enum = getServletConfig().getInitParameterNames(); if (enum != null) { boolean first = true; while (enum.hasMoreElements()) { if (first) { out.println("
"); first = false; } String param = (String) enum.nextElement(); out.println(" "+param+": "+getInitParameter(param)); } out.println(""); } out.println("
"); print(out, "Request method", req.getMethod()); print(out, "Request URI", req.getRequestURI()); print(out, "Request protocol", req.getProtocol()); print(out, "Servlet path", req.getServletPath()); print(out, "Path info", req.getPathInfo()); print(out, "Path translated", req.getPathTranslated()); print(out, "Query string", req.getQueryString()); print(out, "Content length", req.getContentLength()); print(out, "Content type", req.getContentType()); print(out, "Server name", req.getServerName()); print(out, "Server port", req.getServerPort()); print(out, "Remote user", req.getRemoteUser()); print(out, "Remote address", req.getRemoteAddr()); print(out, "Remote host", req.getRemoteHost()); print(out, "Scheme", req.getScheme()); print(out, "Authorization scheme", req.getAuthType()); print(out, "Request scheme", req.getScheme()); out.println(""); out.println("
"); try { weblogic.security.X509 certs [] = (weblogic.security.X509 []) req.getAttribute("javax.net.ssl.peer_certificates"); if (certs != null) { weblogic.security.JDK11Certificate jdk11cert = new weblogic.security.JDK11Certificate(certs[0]); print(out, "Subject Name", jdk11cert.getPrincipal().getName() ); print(out, "Issuer Name", jdk11cert.getGuarantor().getName() ); print(out, "Certificate Chain Length", certs.length); for (int i=0; i"); Enumeration e = req.getHeaderNames(); if (e.hasMoreElements()) { out.println(" Request headers:
"); out.println(""); while (e.hasMoreElements()) { String name = (String)e.nextElement(); out.println(" " + name + ": " + req.getHeader(name)); } out.println(""); } e = req.getParameterNames(); if (e.hasMoreElements()) { out.println("Servlet parameters (Single Value style):
"); out.println(""); while (e.hasMoreElements()) { String name = (String)e.nextElement(); out.println(" " + name + " = " + req.getParameter(name)); } out.println(""); } e = req.getParameterNames(); if (e.hasMoreElements()) { out.println("Servlet parameters (Multiple Value style):
"); out.println(""); while (e.hasMoreElements()) { String name = (String)e.nextElement(); String vals[] = (String []) req.getParameterValues(name); if (vals != null) { out.print(" " + name + " = "); out.println(vals[0]); for (int i = 1; i"); } out.println(""); } out.println(" Request Attributes:
"); e = req.getAttributeNames(); if (e.hasMoreElements()) { out.println(""); while (e.hasMoreElements()) { String name = (String)e.nextElement(); Object o = req.getAttribute(name); if (o == null) continue; out.println(" " + name + ": type=" + o.getClass().getName() + " str='" + o.toString() + "'"); } out.println(""); } out.println(""); } private void print (PrintWriter out, String name, String value) { out.print(" " + name + ": "); out.println(value == null ? "<none>" : value); } private void print (PrintWriter out, String name, int value) { out.print(" " + name + ": "); if (value == -1) { out.println("<none>"); } else { out.println(value); } } }